叫水法（Water law）.docVIP

叫水法（Water law） In boiler operation, the boiler water level is lower than the lowest safety water level and endangers boiler safety operation. It is called water shortage accident. Water shortage accidents can be divided into two types: minor water shortage and severe water shortage. If the water level below the lowest safe water line, but also can see, or although can not see the water level, but allowed the use of boiler water is called water, the water level quickly, is slightly dry. Such as water level has been seen, and call water law can not appear, is a serious water shortage. 1 W S3 g$X @#]) The general lack of water, should be called water check immediately, such as serious water shortage, should be an immediate ceasefire shutdown to stop water, if not a severe shortage of water, slowly, a small amount of water, but change to strictly monitor various instruments. U# + T); m d% W0 I H3 E0!) D+}1. boiler water shortage U-, |3, A4, O4, q%, G4, P, [0 ` (1) water level is below the lowest safe water level line, or can not see water level, water gauge glass tube (board) is white. 0 F3 U^% also {6 F (2) were all double color level meter of gas phase color. # s+ \4 X. R R0 [1 N: B; |! (3) the low water level alarm has a warning signal of low water level. 9 K! |. W, y (R4 O# S / (4) low water level interlock device makes the blower, blower, grate speed reducer motor to stop running. ) / V0, K, K), Y2, V (5), superheater temperature rises sharply, higher than normal outlet temperature. I, [[R%, Q, Y-, Y, 6) boiler flue gas temperature rise. $m% h$F5 F `] (7) the water flow is less than the steam flow, because if the stove pipe or economizer tube rupture caused by water shortage, is the opposite phenomenon. F+, _7, K7, B%, @) s (8) a serious shortage of water resources, can smell the burnt smell. D0 R; B9 l$Y8 D. U5 P9 I K (m (9) water shortage is serious, from the furnace door can be seen burning red water wall tube. F (p% z+ Z8 T* L x T8 y (10) a serious shortage of